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mirror of https://github.com/go-gitea/gitea synced 2025-03-03 01:04:18 +00:00
wxiaoguang 8a20fba8eb
Refactor markup render system ()
Remove unmaintainable sanitizer rules. No need to add special "class"
regexp rules anymore, use RenderInternal.SafeAttr instead, more details
(and examples) are in the tests
2024-11-18 13:25:42 +08:00

86 lines
2.3 KiB
Go

// Copyright 2024 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package markdown
import (
"fmt"
"code.gitea.io/gitea/modules/markup"
"github.com/yuin/goldmark/ast"
east "github.com/yuin/goldmark/extension/ast"
"github.com/yuin/goldmark/renderer/html"
"github.com/yuin/goldmark/util"
)
func (r *HTMLRenderer) renderTaskCheckBoxListItem(w util.BufWriter, source []byte, node ast.Node, entering bool) (ast.WalkStatus, error) {
n := node.(*TaskCheckBoxListItem)
if entering {
if n.Attributes() != nil {
_, _ = w.WriteString("<li")
html.RenderAttributes(w, n, html.ListItemAttributeFilter)
_ = w.WriteByte('>')
} else {
_, _ = w.WriteString("<li>")
}
fmt.Fprintf(w, `<input type="checkbox" disabled="" data-source-position="%d"`, n.SourcePosition)
if n.IsChecked {
_, _ = w.WriteString(` checked=""`)
}
if r.XHTML {
_, _ = w.WriteString(` />`)
} else {
_ = w.WriteByte('>')
}
fc := n.FirstChild()
if fc != nil {
if _, ok := fc.(*ast.TextBlock); !ok {
_ = w.WriteByte('\n')
}
}
} else {
_, _ = w.WriteString("</li>\n")
}
return ast.WalkContinue, nil
}
func (r *HTMLRenderer) renderTaskCheckBox(w util.BufWriter, source []byte, node ast.Node, entering bool) (ast.WalkStatus, error) {
return ast.WalkContinue, nil
}
func (g *ASTTransformer) transformList(_ *markup.RenderContext, v *ast.List, rc *RenderConfig) {
if v.HasChildren() {
children := make([]ast.Node, 0, v.ChildCount())
child := v.FirstChild()
for child != nil {
children = append(children, child)
child = child.NextSibling()
}
v.RemoveChildren(v)
for _, child := range children {
listItem := child.(*ast.ListItem)
if !child.HasChildren() || !child.FirstChild().HasChildren() {
v.AppendChild(v, child)
continue
}
taskCheckBox, ok := child.FirstChild().FirstChild().(*east.TaskCheckBox)
if !ok {
v.AppendChild(v, child)
continue
}
newChild := NewTaskCheckBoxListItem(listItem)
newChild.IsChecked = taskCheckBox.IsChecked
newChild.SetAttributeString(g.renderInternal.SafeAttr("class"), []byte(g.renderInternal.SafeValue("task-list-item")))
segments := newChild.FirstChild().Lines()
if segments.Len() > 0 {
segment := segments.At(0)
newChild.SourcePosition = rc.metaLength + segment.Start
}
v.AppendChild(v, newChild)
}
}
g.applyElementDir(v)
}